Words similar to duty

Example sentences for: duty

How can you use “duty” in a sentence? Here are some example sentences to help you improve your vocabulary:

These methods are described in detail in the Heavy Duty Engine/Diesel Fuel RIA (USEPA, 2000b).
I realize that "The Breakfast Table" feature is supposed to be light, breezy, and chatter-driven, but little did I realize that Kathie Lee Gifford was doing double duty this week.
Place names were a favorite for surnames at one time--why should they not do double duty as first names?
"I'm a conservative," Nussle said, apropos of the issue of child-support enforcement, "and when I hear people talk about states' rights, I say, 'Hold it, guys, there is a duty here for the federal government.
Final Heavy-Duty Engine / Diesel Fuel Rule: Air Quality Estimation, Selected Health and Welfare Benefits Methods, and Benefit Analysis Results.